1 Overcrowding imposes mental strains.

2 The mental strain of sharing an office with Alison was starting to tell.

3 The great mental strain and overwork shattered his mind.

4 It was a finer mental strain in her that made possible her depression and loneliness.

5 Examinations cause mental strain.

6 It is the common phenomenon that examinators have mental strain when they are in the common speech level test.

7 Is suitable the crowd: Loses sleep, mental strain, the blood microcycle not good, has hypertension or heart disease patient, the skin appears the senility.

8 The mental strain of staying alert hour after hour was too much for him.

9 Nervous dermatitis patient, when mental strain disease aggravation and so on.

10 Some have a depressing and gloomy attitude toward the physical and mental strain.